{
  "spec": "sak-package-signature/v1",
  "algorithm": "ed25519",
  "sha256": "f4b6c670ee83bd2fef4b43479b9dbb81b655944340e3bb3e8571556ab3e0f7ff",
  "signature": "Wjr7/WDpo5GPGWBhFpHxGRERQaWvJ52iGcDqQc3nbwLJfGPDNkabZWw01tnkYVbLx2L2OasQppRa+GBYnsa1BQ==",
  "signing_key_id": "0aff169ecb84607d",
  "signed_at": "2026-08-23T23:29:01.949Z",
  "slug": "ts-discriminated-unions",
  "version": "0.1.0",
  "filename": "ts-discriminated-unions-agent-plugin.zip",
  "bytes": 3300,
  "content_digest": "0f23fed6f4c5eaa748b413f8fd00f95697cb8fc66111839b85df61b30dc938d9",
  "content_signature": "KYI7F5/mMbvawFkM7xJ0pbAsxb5rXewxDLXdOTzTSujQfFL9rvr5Rspkv5FlGkJHx4cSEfE6WNr+F3VKhYClAw==",
  "files": [
    {
      "path": "mcp.json",
      "sha256": "a4ec0149cccb566b6c4b6d8413290229819ff2adcfa9eb5387c3f91d31103a57"
    },
    {
      "path": "plugin.json",
      "sha256": "95f60270630a5ea3dfb0e176fecf3258819f527266c1172f785162e5a40224fc"
    },
    {
      "path": "skills/ts-discriminated-unions/SKILL.md",
      "sha256": "2a14bcbc9352eff8d3c6ec19327db605f9d45427ce19c3ef7202891b10643cf6"
    }
  ],
  "verify": {
    "public_key_url": "https://superagentskill.com/api/public/signing-key.pem",
    "instructions": "sha256 the downloaded .zip, compare with `sha256`, then verify the base64 `signature` as an Ed25519 signature over the ascii sha256 hex string using the public key. An extracted or repacked copy can still be verified via `content_digest` / `content_signature`. Helper: node scripts/verify-package-signature.mjs <file.zip> <signature.json> [public-key.pem]"
  }
}